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Saleh127

Live ar 6828

Jul 30th, 2020
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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. long long a[200000],x[200000];
  4. int main()
  5. {
  6. ios_base::sync_with_stdio(0);
  7. cin.tie(0);cout.tie(0);
  8. long long n,c,d,e,f,i,j,k,l;
  9. while(cin>>n)
  10. {
  11. long long a[20000];
  12.  
  13. for(i=0;i<n;i++)
  14. {
  15. cin>>a[i];
  16. }
  17. sort(a,a+n);
  18. c=0;
  19. d=0;
  20. for(i=0;i<n;i+=2)
  21. {
  22. e=llabs(a[i]-a[i+1]);
  23. f=24-e;
  24. c+=min(e,f);
  25. }
  26. d+=min(llabs(a[0]-a[n-1]),(24-llabs(a[0]-a[n-1])));
  27. for(i=1;i<n-1;i+=2)
  28. {
  29. e=llabs(a[i]-a[i+1]);
  30. f=24-e;
  31. d+=min(e,f);
  32. }
  33. cout<<min(c,d)<<endl;
  34. }
  35. return 0;
  36. }
  37.  
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